What's the rationale for naming it after yourself?

Another option: It's genuinely easier, for what amounts to namespacing reasons. Like, if I came up with a cool new C compiler, I'd probably name it ${MYNAME}cc just because that's an easy identifier that is very unlikely to have a collision and doesn't require me to spend time thinking of some name that is clever, unique, and accurately conveys what the project is about.

Cough Linux cough

You're getting cool tech for free. You can use it or not use it. Complaining about the name is weird.

Throughout history, the prospect of glory has motivated people to do great deeds. Nothing wrong with it now.

Pride is as good a reason as any other